英语翻译
（1）让我们看一看过去人们使用过的东西吧
Lat's have a look at the things people ( )( )( )( )
(2)当心!在城市的马路上交通很拥挤
Be careful There is ( )( )( )( )on city roads
(3)乘地铁到那儿要花一个多小时
It takes ( )more than an hour to get there by underground